UMINEKO NO NAKU KORO NI EPISODE 4: ALLIANCE OF THE GOLDEN WITCH Manga

Manga Summary:
Ange is a bullied student of a rich all girls school.There,she finds no happiness.Though the school is said to raise girls to be 'perfect',Ange is still bullied.And because of her loneliness,Ange has become stoic,and cold to those she knew.However,there is one exception.Maria,the results of a diary containing Ange's 'onee-chan'.One day,Ange is told something surprising...